IP Library Granted Patent US 9,369,817
Granted Patent B2
US 9,369,817 · App. 14/092,772 · Granted Jun 14, 2016

Broad sound field loudspeaker system

Inventors: Donald J. North (Los Angeles, CA); Dennis H. Barnes (Tustin, CA); Thomas Richard Farr (Santa Ana, CA)
H04S5/00H04R1/2834H04S2400/05
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Quick Facts
Patent No.
US 9,369,817
App. No.
14/092,772
Granted
Jun 14, 2016
Kind
B2
Abstract

A three channel speaker system is provided that includes a three-channel processor to receive a signal from an audio source, where the speaker system includes a center-channel speaker on a first face, a left-channel speaker on a second face, and a right-channel speaker on a third face, where the first face further includes first and second passive radiators positioned on opposite sides of the center-channel speaker, and also includes a fourth face comprising third and fourth passive radiators. Where all three-channel speakers are on a front face, passive radiators may be positioned in between each of the speakers.

Claims (7)

1. A three-channel speaker system comprising a three-channel processor configured to be in electrical communication with an audio source, the speaker system comprising:

a housing having at least four faces;

a center-channel speaker on a first face of the housing, a left-channel speaker on a second face, and a right-channel speaker on a third face, wherein each channel comprises, below a certain frequency, the same signal and, above a certain frequency, a different signal, and where all three speakers share the same acoustic chamber, the first face further comprising first and second passive radiators; and

a fourth face comprising third and fourth passive radiators.

2. The speaker system of claim 1 , wherein the first and second passive radiators are positioned on opposite sides of the center-channel speaker.

3. A three-channel speaker system comprising a three-channel processor configured to be in electrical communication with an audio source, the speaker system comprising a housing having at least four faces, a front face of the housing comprising a center-channel speaker, a left-channel speaker, and a right-channel speaker, wherein each channel comprises, below a certain frequency, the same signal and, above a certain frequency, a different signal, and where all three speakers share the same acoustic chamber, the front face further comprising first and second passive radiators, with the first passive radiator positioned between the left-channel and center-channel speakers, and the second passive radiator positioned between the right-channel and center-channel speakers.

4. The three-channel speaker system of claim 3 , further comprising a second face comprising third and fourth passive radiators.

Assignments (6)
RELEASE OF SECURITY INTEREST Recorded Aug 21, 2023
From: WISTRON CORPORATION
To: AUDIO DESIGN EXPERTS, INC.
Reel/Frame 064654/0548 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 30, 2022
From: INIZIO CAPITAL LLC
To: HANSONG HOLDING LIMITED
Reel/Frame 060417/0927 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 21, 2019
From: EQUITABLE TRANSITIONS, INC.
To: INIZIO CAPITAL LLC
Reel/Frame 051079/0391 →
SECURITY INTEREST Recorded Jan 30, 2019
From: AUDIO DESIGN EXPERTS, INC.
To: WISTRON CORPORATION
Reel/Frame 048195/0858 →
SECURITY INTEREST Recorded Jan 23, 2018
From: AUDIO DESIGN EXPERTS, INC.
To: WISTRON CORPORATION
Reel/Frame 044696/0534 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 27, 2013
From: NORTH, DONALD J., MR.; BARNES, DENNIS H., MR; FARR, THOMAS RICHARD, MR.
To: AUDIO DESIGN EXPERTS INC.
Reel/Frame 031689/0139 →
Continuity (2)
Continuation In Part 13903927 · May 28, 2013
Related Publication 20140355797A1 · Dec 4, 2014